PL3307684T3 - Method of manufacturing preforms for optical fibres having low attenuation loss - Google Patents

Method of manufacturing preforms for optical fibres having low attenuation loss

Info

Publication number
PL3307684T3
PL3307684T3 PL15729807T PL15729807T PL3307684T3 PL 3307684 T3 PL3307684 T3 PL 3307684T3 PL 15729807 T PL15729807 T PL 15729807T PL 15729807 T PL15729807 T PL 15729807T PL 3307684 T3 PL3307684 T3 PL 3307684T3
Authority
PL
Poland
Prior art keywords
optical fibres
low attenuation
attenuation loss
manufacturing preforms
preforms
Prior art date
Application number
PL15729807T
Other languages
Polish (pl)
Inventor
Franco Cocchini
Antonio Adigrat
Valeria Caronna
Marco Antonio Caiata
Antonio Collaro
Antonio Schiaffo
Original Assignee
Prysmian S.P.A.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Prysmian S.P.A. filed Critical Prysmian S.P.A.
Publication of PL3307684T3 publication Critical patent/PL3307684T3/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01—Manufacture of glass fibres or filaments
    • C03B37/012—Manufacture of preforms for drawing fibres or filaments
    • C03B37/014—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
    • C03B37/01446—Thermal after-treatment of preforms, e.g. dehydrating, consolidating, sintering
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01—Manufacture of glass fibres or filaments
    • C03B37/012—Manufacture of preforms for drawing fibres or filaments
    • C03B37/01205—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments
    • C03B37/01225—Means for changing or stabilising the shape, e.g. diameter, of tubes or rods in general, e.g. collapsing
    • C03B37/0124—Means for reducing the diameter of rods or tubes by drawing, e.g. for preform draw-down
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01—Manufacture of glass fibres or filaments
    • C03B37/012—Manufacture of preforms for drawing fibres or filaments
    • C03B37/014—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
    • C03B37/01466—Means for changing or stabilising the diameter or form of tubes or rods
    • C03B37/01473—Collapsing
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01—Manufacture of glass fibres or filaments
    • C03B37/012—Manufacture of preforms for drawing fibres or filaments
    • C03B37/014—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
    • C03B37/01486—Means for supporting, rotating or translating the preforms being formed, e.g. lathes
    • C03B37/01493—Deposition substrates, e.g. targets, mandrels, start rods or tubes
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C13/00—Fibre or filament compositions
    • C03C13/04—Fibre optics, e.g. core and clad fibre compositions
    • C03C13/045—Silica-containing oxide glass compositions
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2201/00—Type of glass produced
    • C03B2201/06—Doped silica-based glasses
    • C03B2201/30—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi
    • C03B2201/31—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with germanium

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Optics & Photonics (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
PL15729807T 2015-06-12 2015-06-12 Method of manufacturing preforms for optical fibres having low attenuation loss PL3307684T3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP15729807.6A EP3307684B1 (en) 2015-06-12 2015-06-12 Method of manufacturing preforms for optical fibres having low attenuation loss
PCT/EP2015/063232 WO2016198125A1 (en) 2015-06-12 2015-06-12 Method of manufacturing preforms for optical fibres having low attenuation loss

Publications (1)

Publication Number Publication Date
PL3307684T3 true PL3307684T3 (en) 2020-04-30

Family

ID=53433187

Family Applications (1)

Application Number Title Priority Date Filing Date
PL15729807T PL3307684T3 (en) 2015-06-12 2015-06-12 Method of manufacturing preforms for optical fibres having low attenuation loss

Country Status (6)

Country Link
US (1) US10544057B2 (en)
EP (1) EP3307684B1 (en)
CN (1) CN107848865B (en)
DK (1) DK3307684T3 (en)
PL (1) PL3307684T3 (en)
WO (1) WO2016198125A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11325854B2 (en) 2017-03-29 2022-05-10 Prysmian S.P.A. Method and apparatus for drying and consolidating a preform for optical fibres
JP6992804B2 (en) * 2017-03-31 2022-01-13 住友電気工業株式会社 Suspension structure of optical fiber base material, suspension method, and manufacturing method of optical fiber
US20220283363A1 (en) * 2021-03-03 2022-09-08 Corning Incorporated Optical fiber with reduced attenuation due to reduced absorption contribution
JP2022148438A (en) * 2021-03-24 2022-10-06 住友電気工業株式会社 Method and apparatus for manufacturing optical fiber preform

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4251251A (en) 1979-05-31 1981-02-17 Corning Glass Works Method of making optical devices
WO2000064825A1 (en) * 1999-04-26 2000-11-02 Corning Incorporated Low water peak optical waveguide fiber and method of manufacturing same
FR2803287B1 (en) 1999-12-30 2002-05-31 Cit Alcatel METHOD FOR COOLING AN OPTICAL FIBER DURING FIBRATION
FR2803288B1 (en) 1999-12-30 2002-03-29 Cit Alcatel METHOD FOR COOLING AN OPTICAL FIBER DURING FIBRATION
WO2002098808A1 (en) * 2001-05-31 2002-12-12 Corning Incorporated Method of low pmd optical fiber manufacture
US20030221459A1 (en) * 2002-05-31 2003-12-04 Walczak Wanda J. Method for forming an optical waveguide fiber preform
BR0318672B1 (en) 2003-12-24 2012-01-24 process for producing a glass core preform for a low attenuation fiber optic.
WO2006071865A2 (en) * 2004-12-23 2006-07-06 Nextrom Holding, S.A. Method and apparatus for manufacturing an optical fiber core rod
EP1783104B1 (en) * 2005-10-27 2011-06-15 Sterlite Technologies Limited Method of producing a preform for optical fibers
JP2011230987A (en) * 2010-04-30 2011-11-17 Sumitomo Electric Ind Ltd Method for producing glass preform
CN103922579B (en) * 2014-04-17 2016-10-05 中天科技精密材料有限公司 A kind of method manufacturing optical fiber prefabricating plug with Correction and Control based on the maintenance of base tube external diameter

Also Published As

Publication number Publication date
US20180265395A1 (en) 2018-09-20
DK3307684T3 (en) 2020-01-06
CN107848865A (en) 2018-03-27
EP3307684B1 (en) 2019-10-09
WO2016198125A1 (en) 2016-12-15
US10544057B2 (en) 2020-01-28
CN107848865B (en) 2021-04-09
EP3307684A1 (en) 2018-04-18

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